From the fourth paragraph of your linked article (my
bold):
The trade body in a future ruling is expected to find that the U.S., similarly, didn’t sufficiently address concerns about subsidies benefiting Boeing. It could lead to the EU being allowed to impose similar sanctions on U.S. exporters.
And no, I'm not in the the EU or US.
You might have also read about the recent $14 billion fine against Apple by the EU, then $14 billion fine against Deutsche Bank by the US? With apologies to Clausewitz, trade is the continuation of war by other means.